The oldest bar in Missouri is hidden within a limestone brewery cellar more than 50 feet underground.

A reproduction of earth's many biomes.

One man has carved a number of natural New Mexico caves into psychedelic sandstone temples.

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

A 200-year-old bar with a cheeky name claims to have served Edgar Allan Poe his final drink.

If there's another drive-through golf-cart bar in a bat-filled cave on top of a mountain, we don't know about it.

These warring psychedelic crags commemorate an unsuccessful military operation.

Twin Peaks' real life Double R Diner has been restored to its damn fine television look.

A multi-storied adobe complex has been inhabited for more than a thousand years.

Stockholm's decidedly unique public transit system has doubled as the world's longest art gallery for decades.

This café is dedicated to serving coffee roasted by Native American-owned companies.

A cozy bookstore and coffee shop in the heart of Cartagena's Old City.

The oldest café in Montevideo preserves its history as the city's bohemian hub.

About as hidden as can be, this specialty coffee shop is wedged between multi-story buildings at the end of a dark, skinny alleyway in Seoul.

Famed for its pie, this eatery has a hidden tunnel that allowed Catholics to secretly walk to church during the Reformation.

In the Hugging Tree Forest, lingonberry marshmallows, hot chocolates, and the best campfire lattes north of the Arctic Circle come to you.

The only residents of this abandoned housing development full of identical castles are stray cats and dogs.

Trails through lava-carved tube-caves display sparkling bacteria and a rich history.

Castro's communist ice cream mothership has been serving five-scoop "salads" for over 50 years.

This legendary dessert was served to Nobel laureates for decades.

A small Wyoming town is home to the state's oldest-operating soda fountain.

The pharmacy's retro ice cream mixer is one of the last of its kind.

Meat and seafood are part of the frozen dessert flavors available at these legendary street stands.

Open since 1938, this diner has kept its fountain, malt machine, and all the gum that greasers left beneath its counter.